diff --git a/api/grpc/common/v2/common.pb.go b/api/grpc/common/v2/common.pb.go
index f6a35c66e3..12de2a6fb8 100644
--- a/api/grpc/common/v2/common.pb.go
+++ b/api/grpc/common/v2/common.pb.go
@@ -166,6 +166,122 @@ func (x *BlobCertificate) GetRelays() []uint32 {
 	return nil
 }
 
+// BatchHeader is the header of a batch of blobs
+type BatchHeader struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// batch_root is the root of the merkle tree of the hashes of blob certificates in the batch
+	BatchRoot []byte `protobuf:"bytes,1,opt,name=batch_root,json=batchRoot,proto3" json:"batch_root,omitempty"`
+	// reference_block_number is the block number that the state of the batch is based on for attestation
+	ReferenceBlockNumber uint32 `protobuf:"varint,2,opt,name=reference_block_number,json=referenceBlockNumber,proto3" json:"reference_block_number,omitempty"`
+}
+
+func (x *BatchHeader) Reset() {
+	*x = BatchHeader{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_common_v2_common_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BatchHeader) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BatchHeader) ProtoMessage() {}
+
+func (x *BatchHeader) ProtoReflect() protoreflect.Message {
+	mi := &file_common_v2_common_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BatchHeader.ProtoReflect.Descriptor instead.
+func (*BatchHeader) Descriptor() ([]byte, []int) {
+	return file_common_v2_common_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *BatchHeader) GetBatchRoot() []byte {
+	if x != nil {
+		return x.BatchRoot
+	}
+	return nil
+}
+
+func (x *BatchHeader) GetReferenceBlockNumber() uint32 {
+	if x != nil {
+		return x.ReferenceBlockNumber
+	}
+	return 0
+}
+
+// Batch is a batch of blob certificates
+type Batch struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// header contains metadata about the batch
+	Header *BatchHeader `protobuf:"bytes,1,opt,name=header,proto3" json:"header,omitempty"`
+	// blob_certificates is the list of blob certificates in the batch
+	BlobCertificates []*BlobCertificate `protobuf:"bytes,2,rep,name=blob_certificates,json=blobCertificates,proto3" json:"blob_certificates,omitempty"`
+}
+
+func (x *Batch) Reset() {
+	*x = Batch{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_common_v2_common_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Batch) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Batch) ProtoMessage() {}
+
+func (x *Batch) ProtoReflect() protoreflect.Message {
+	mi := &file_common_v2_common_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Batch.ProtoReflect.Descriptor instead.
+func (*Batch) Descriptor() ([]byte, []int) {
+	return file_common_v2_common_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *Batch) GetHeader() *BatchHeader {
+	if x != nil {
+		return x.Header
+	}
+	return nil
+}
+
+func (x *Batch) GetBlobCertificates() []*BlobCertificate {
+	if x != nil {
+		return x.BlobCertificates
+	}
+	return nil
+}
+
 var File_common_v2_common_proto protoreflect.FileDescriptor
 
 var file_common_v2_common_proto_rawDesc = []byte{
@@ -196,11 +312,25 @@ var file_common_v2_common_proto_rawDesc = []byte{
 	0x65, 0x72, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x14, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65,
 	0x6e, 0x63, 0x65, 0x42, 0x6c, 0x6f, 0x63, 0x6b, 0x4e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x12, 0x16,
 	0x0a, 0x06, 0x72, 0x65, 0x6c, 0x61, 0x79, 0x73, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0d, 0x52, 0x06,
-	0x72, 0x65, 0x6c, 0x61, 0x79, 0x73, 0x42, 0x31, 0x5a, 0x2f, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62,
-	0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x4c, 0x61, 0x79, 0x72, 0x2d, 0x4c, 0x61, 0x62, 0x73, 0x2f, 0x65,
-	0x69, 0x67, 0x65, 0x6e, 0x64, 0x61, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f,
-	0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x76, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x33,
+	0x72, 0x65, 0x6c, 0x61, 0x79, 0x73, 0x22, 0x62, 0x0a, 0x0b, 0x42, 0x61, 0x74, 0x63, 0x68, 0x48,
+	0x65, 0x61, 0x64, 0x65, 0x72, 0x12, 0x1d, 0x0a, 0x0a, 0x62, 0x61, 0x74, 0x63, 0x68, 0x5f, 0x72,
+	0x6f, 0x6f, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x09, 0x62, 0x61, 0x74, 0x63, 0x68,
+	0x52, 0x6f, 0x6f, 0x74, 0x12, 0x34, 0x0a, 0x16, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x6e, 0x63,
+	0x65, 0x5f, 0x62, 0x6c, 0x6f, 0x63, 0x6b, 0x5f, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x18, 0x02,
+	0x20, 0x01, 0x28, 0x0d, 0x52, 0x14, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x6e, 0x63, 0x65, 0x42,
+	0x6c, 0x6f, 0x63, 0x6b, 0x4e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x22, 0x80, 0x01, 0x0a, 0x05, 0x42,
+	0x61, 0x74, 0x63, 0x68, 0x12, 0x2e, 0x0a, 0x06, 0x68, 0x65, 0x61, 0x64, 0x65, 0x72, 0x18, 0x01,
+	0x20, 0x01, 0x28, 0x0b, 0x32, 0x16, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x76, 0x32,
+	0x2e, 0x42, 0x61, 0x74, 0x63, 0x68, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72, 0x52, 0x06, 0x68, 0x65,
+	0x61, 0x64, 0x65, 0x72, 0x12, 0x47, 0x0a, 0x11, 0x62, 0x6c, 0x6f, 0x62, 0x5f, 0x63, 0x65, 0x72,
+	0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x73, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32,
+	0x1a, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x76, 0x32, 0x2e, 0x42, 0x6c, 0x6f, 0x62,
+	0x43, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x52, 0x10, 0x62, 0x6c, 0x6f,
+	0x62, 0x43, 0x65, 0x72, 0x74, 0x69, 0x66, 0x69, 0x63, 0x61, 0x74, 0x65, 0x73, 0x42, 0x31, 0x5a,
+	0x2f, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x4c, 0x61, 0x79, 0x72,
+	0x2d, 0x4c, 0x61, 0x62, 0x73, 0x2f, 0x65, 0x69, 0x67, 0x65, 0x6e, 0x64, 0x61, 0x2f, 0x61, 0x70,
+	0x69, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2f, 0x76, 0x32,
+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -215,22 +345,26 @@ func file_common_v2_common_proto_rawDescGZIP() []byte {
 	return file_common_v2_common_proto_rawDescData
 }
 
-var file_common_v2_common_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_common_v2_common_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
 var file_common_v2_common_proto_goTypes = []interface{}{
 	(*BlobHeader)(nil),            // 0: common.v2.BlobHeader
 	(*BlobCertificate)(nil),       // 1: common.v2.BlobCertificate
-	(*common.BlobCommitment)(nil), // 2: common.BlobCommitment
-	(*common.PaymentHeader)(nil),  // 3: common.PaymentHeader
+	(*BatchHeader)(nil),           // 2: common.v2.BatchHeader
+	(*Batch)(nil),                 // 3: common.v2.Batch
+	(*common.BlobCommitment)(nil), // 4: common.BlobCommitment
+	(*common.PaymentHeader)(nil),  // 5: common.PaymentHeader
 }
 var file_common_v2_common_proto_depIdxs = []int32{
-	2, // 0: common.v2.BlobHeader.commitment:type_name -> common.BlobCommitment
-	3, // 1: common.v2.BlobHeader.payment_header:type_name -> common.PaymentHeader
+	4, // 0: common.v2.BlobHeader.commitment:type_name -> common.BlobCommitment
+	5, // 1: common.v2.BlobHeader.payment_header:type_name -> common.PaymentHeader
 	0, // 2: common.v2.BlobCertificate.blob_header:type_name -> common.v2.BlobHeader
-	3, // [3:3] is the sub-list for method output_type
-	3, // [3:3] is the sub-list for method input_type
-	3, // [3:3] is the sub-list for extension type_name
-	3, // [3:3] is the sub-list for extension extendee
-	0, // [0:3] is the sub-list for field type_name
+	2, // 3: common.v2.Batch.header:type_name -> common.v2.BatchHeader
+	1, // 4: common.v2.Batch.blob_certificates:type_name -> common.v2.BlobCertificate
+	5, // [5:5] is the sub-list for method output_type
+	5, // [5:5] is the sub-list for method input_type
+	5, // [5:5] is the sub-list for extension type_name
+	5, // [5:5] is the sub-list for extension extendee
+	0, // [0:5] is the sub-list for field type_name
 }
 
 func init() { file_common_v2_common_proto_init() }
@@ -263,6 +397,30 @@ func file_common_v2_common_proto_init() {
 				return nil
 			}
 		}
+		file_common_v2_common_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BatchHeader); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_common_v2_common_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Batch); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -270,7 +428,7 @@ func file_common_v2_common_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_common_v2_common_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   2,
+			NumMessages:   4,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/api/grpc/disperser/v2/disperser_v2.pb.go b/api/grpc/disperser/v2/disperser_v2.pb.go
index 7efc06dcc4..1ddcf05c56 100644
--- a/api/grpc/disperser/v2/disperser_v2.pb.go
+++ b/api/grpc/disperser/v2/disperser_v2.pb.go
@@ -269,8 +269,9 @@ type BlobStatusReply struct {
 
 	// The status of the blob.
 	Status BlobStatus `protobuf:"varint,1,opt,name=status,proto3,enum=disperser.v2.BlobStatus" json:"status,omitempty"`
-	// The signed blob certificate
-	SignedCertificate *SignedCertificate `protobuf:"bytes,2,opt,name=signed_certificate,json=signedCertificate,proto3" json:"signed_certificate,omitempty"`
+	// The signed batch
+	SignedBatch          *SignedBatch          `protobuf:"bytes,2,opt,name=signed_batch,json=signedBatch,proto3" json:"signed_batch,omitempty"`
+	BlobVerificationInfo *BlobVerificationInfo `protobuf:"bytes,3,opt,name=blob_verification_info,json=blobVerificationInfo,proto3" json:"blob_verification_info,omitempty"`
 }
 
 func (x *BlobStatusReply) Reset() {
@@ -312,9 +313,16 @@ func (x *BlobStatusReply) GetStatus() BlobStatus {
 	return BlobStatus_UNKNOWN
 }
 
-func (x *BlobStatusReply) GetSignedCertificate() *SignedCertificate {
+func (x *BlobStatusReply) GetSignedBatch() *SignedBatch {
 	if x != nil {
-		return x.SignedCertificate
+		return x.SignedBatch
+	}
+	return nil
+}
+
+func (x *BlobStatusReply) GetBlobVerificationInfo() *BlobVerificationInfo {
+	if x != nil {
+		return x.BlobVerificationInfo
 	}
 	return nil
 }
@@ -415,17 +423,20 @@ func (x *BlobCommitmentReply) GetBlobCommitment() *common.BlobCommitment {
 	return nil
 }
 
-type SignedCertificate struct {
+// SignedBatch is a batch of blobs with a signature.
+type SignedBatch struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	BlobCertificate             *v2.BlobCertificate `protobuf:"bytes,1,opt,name=blob_certificate,json=blobCertificate,proto3" json:"blob_certificate,omitempty"`
-	NonSignerStakesAndSignature *Attestation        `protobuf:"bytes,2,opt,name=non_signer_stakes_and_signature,json=nonSignerStakesAndSignature,proto3" json:"non_signer_stakes_and_signature,omitempty"`
+	// header contains metadata about the batch
+	Header *v2.BatchHeader `protobuf:"bytes,1,opt,name=header,proto3" json:"header,omitempty"`
+	// attestation on the batch
+	NonSignerStakesAndSignature *Attestation `protobuf:"bytes,2,opt,name=non_signer_stakes_and_signature,json=nonSignerStakesAndSignature,proto3" json:"non_signer_stakes_and_signature,omitempty"`
 }
 
-func (x *SignedCertificate) Reset() {
-	*x = SignedCertificate{}
+func (x *SignedBatch) Reset() {
+	*x = SignedBatch{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[6]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -433,13 +444,13 @@ func (x *SignedCertificate) Reset() {
 	}
 }
 
-func (x *SignedCertificate) String() string {
+func (x *SignedBatch) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*SignedCertificate) ProtoMessage() {}
+func (*SignedBatch) ProtoMessage() {}
 
-func (x *SignedCertificate) ProtoReflect() protoreflect.Message {
+func (x *SignedBatch) ProtoReflect() protoreflect.Message {
 	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[6]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -451,25 +462,91 @@ func (x *SignedCertificate) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use SignedCertificate.ProtoReflect.Descriptor instead.
-func (*SignedCertificate) Descriptor() ([]byte, []int) {
+// Deprecated: Use SignedBatch.ProtoReflect.Descriptor instead.
+func (*SignedBatch) Descriptor() ([]byte, []int) {
 	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{6}
 }
 
-func (x *SignedCertificate) GetBlobCertificate() *v2.BlobCertificate {
+func (x *SignedBatch) GetHeader() *v2.BatchHeader {
 	if x != nil {
-		return x.BlobCertificate
+		return x.Header
 	}
 	return nil
 }
 
-func (x *SignedCertificate) GetNonSignerStakesAndSignature() *Attestation {
+func (x *SignedBatch) GetNonSignerStakesAndSignature() *Attestation {
 	if x != nil {
 		return x.NonSignerStakesAndSignature
 	}
 	return nil
 }
 
+// BlobVerificationInfo is the information needed to verify the inclusion of a blob in a batch.
+type BlobVerificationInfo struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlobCertificate *v2.BlobCertificate `protobuf:"bytes,1,opt,name=blob_certificate,json=blobCertificate,proto3" json:"blob_certificate,omitempty"`
+	// blob_index is the index of the blob in the batch
+	BlobIndex uint32 `protobuf:"varint,2,opt,name=blob_index,json=blobIndex,proto3" json:"blob_index,omitempty"`
+	// inclusion_proof is the inclusion proof of the blob in the batch
+	InclusionProof []byte `protobuf:"bytes,3,opt,name=inclusion_proof,json=inclusionProof,proto3" json:"inclusion_proof,omitempty"`
+}
+
+func (x *BlobVerificationInfo) Reset() {
+	*x = BlobVerificationInfo{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobVerificationInfo) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobVerificationInfo) ProtoMessage() {}
+
+func (x *BlobVerificationInfo) ProtoReflect() protoreflect.Message {
+	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[7]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobVerificationInfo.ProtoReflect.Descriptor instead.
+func (*BlobVerificationInfo) Descriptor() ([]byte, []int) {
+	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{7}
+}
+
+func (x *BlobVerificationInfo) GetBlobCertificate() *v2.BlobCertificate {
+	if x != nil {
+		return x.BlobCertificate
+	}
+	return nil
+}
+
+func (x *BlobVerificationInfo) GetBlobIndex() uint32 {
+	if x != nil {
+		return x.BlobIndex
+	}
+	return 0
+}
+
+func (x *BlobVerificationInfo) GetInclusionProof() []byte {
+	if x != nil {
+		return x.InclusionProof
+	}
+	return nil
+}
+
 type Attestation struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -488,7 +565,7 @@ type Attestation struct {
 func (x *Attestation) Reset() {
 	*x = Attestation{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[7]
+		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[8]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -501,7 +578,7 @@ func (x *Attestation) String() string {
 func (*Attestation) ProtoMessage() {}
 
 func (x *Attestation) ProtoReflect() protoreflect.Message {
-	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[7]
+	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[8]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -514,7 +591,7 @@ func (x *Attestation) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Attestation.ProtoReflect.Descriptor instead.
 func (*Attestation) Descriptor() ([]byte, []int) {
-	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{7}
+	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{8}
 }
 
 func (x *Attestation) GetNonSignerQuorumBitmapIndices() []uint32 {
@@ -584,7 +661,7 @@ type NonSignerStakeIndicesForQuorum struct {
 func (x *NonSignerStakeIndicesForQuorum) Reset() {
 	*x = NonSignerStakeIndicesForQuorum{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[8]
+		mi := &file_disperser_v2_disperser_v2_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -597,7 +674,7 @@ func (x *NonSignerStakeIndicesForQuorum) String() string {
 func (*NonSignerStakeIndicesForQuorum) ProtoMessage() {}
 
 func (x *NonSignerStakeIndicesForQuorum) ProtoReflect() protoreflect.Message {
-	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[8]
+	mi := &file_disperser_v2_disperser_v2_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -610,7 +687,7 @@ func (x *NonSignerStakeIndicesForQuorum) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NonSignerStakeIndicesForQuorum.ProtoReflect.Descriptor instead.
 func (*NonSignerStakeIndicesForQuorum) Descriptor() ([]byte, []int) {
-	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{8}
+	return file_disperser_v2_disperser_v2_proto_rawDescGZIP(), []int{9}
 }
 
 func (x *NonSignerStakeIndicesForQuorum) GetIndices() []uint32 {
@@ -644,92 +721,106 @@ var file_disperser_v2_disperser_v2_proto_rawDesc = []byte{
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+	0x74, 0x6f, 0x33,
 }
 
 var (
@@ -745,7 +836,7 @@ func file_disperser_v2_disperser_v2_proto_rawDescGZIP() []byte {
 }
 
 var file_disperser_v2_disperser_v2_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_disperser_v2_disperser_v2_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
+var file_disperser_v2_disperser_v2_proto_msgTypes = make([]protoimpl.MessageInfo, 10)
 var file_disperser_v2_disperser_v2_proto_goTypes = []interface{}{
 	(BlobStatus)(0),                        // 0: disperser.v2.BlobStatus
 	(*DisperseBlobRequest)(nil),            // 1: disperser.v2.DisperseBlobRequest
@@ -754,33 +845,37 @@ var file_disperser_v2_disperser_v2_proto_goTypes = []interface{}{
 	(*BlobStatusReply)(nil),                // 4: disperser.v2.BlobStatusReply
 	(*BlobCommitmentRequest)(nil),          // 5: disperser.v2.BlobCommitmentRequest
 	(*BlobCommitmentReply)(nil),            // 6: disperser.v2.BlobCommitmentReply
-	(*SignedCertificate)(nil),              // 7: disperser.v2.SignedCertificate
-	(*Attestation)(nil),                    // 8: disperser.v2.Attestation
-	(*NonSignerStakeIndicesForQuorum)(nil), // 9: disperser.v2.NonSignerStakeIndicesForQuorum
-	(*v2.BlobHeader)(nil),                  // 10: common.v2.BlobHeader
-	(*common.BlobCommitment)(nil),          // 11: common.BlobCommitment
-	(*v2.BlobCertificate)(nil),             // 12: common.v2.BlobCertificate
+	(*SignedBatch)(nil),                    // 7: disperser.v2.SignedBatch
+	(*BlobVerificationInfo)(nil),           // 8: disperser.v2.BlobVerificationInfo
+	(*Attestation)(nil),                    // 9: disperser.v2.Attestation
+	(*NonSignerStakeIndicesForQuorum)(nil), // 10: disperser.v2.NonSignerStakeIndicesForQuorum
+	(*v2.BlobHeader)(nil),                  // 11: common.v2.BlobHeader
+	(*common.BlobCommitment)(nil),          // 12: common.BlobCommitment
+	(*v2.BatchHeader)(nil),                 // 13: common.v2.BatchHeader
+	(*v2.BlobCertificate)(nil),             // 14: common.v2.BlobCertificate
 }
 var file_disperser_v2_disperser_v2_proto_depIdxs = []int32{
-	10, // 0: disperser.v2.DisperseBlobRequest.blob_header:type_name -> common.v2.BlobHeader
+	11, // 0: disperser.v2.DisperseBlobRequest.blob_header:type_name -> common.v2.BlobHeader
 	0,  // 1: disperser.v2.DisperseBlobReply.result:type_name -> disperser.v2.BlobStatus
 	0,  // 2: disperser.v2.BlobStatusReply.status:type_name -> disperser.v2.BlobStatus
-	7,  // 3: disperser.v2.BlobStatusReply.signed_certificate:type_name -> disperser.v2.SignedCertificate
-	11, // 4: disperser.v2.BlobCommitmentReply.blob_commitment:type_name -> common.BlobCommitment
-	12, // 5: disperser.v2.SignedCertificate.blob_certificate:type_name -> common.v2.BlobCertificate
-	8,  // 6: disperser.v2.SignedCertificate.non_signer_stakes_and_signature:type_name -> disperser.v2.Attestation
-	9,  // 7: disperser.v2.Attestation.nonSignerStakeIndices:type_name -> disperser.v2.NonSignerStakeIndicesForQuorum
-	1,  // 8: disperser.v2.Disperser.DisperseBlob:input_type -> disperser.v2.DisperseBlobRequest
-	3,  // 9: disperser.v2.Disperser.GetBlobStatus:input_type -> disperser.v2.BlobStatusRequest
-	5,  // 10: disperser.v2.Disperser.GetBlobCommitment:input_type -> disperser.v2.BlobCommitmentRequest
-	2,  // 11: disperser.v2.Disperser.DisperseBlob:output_type -> disperser.v2.DisperseBlobReply
-	4,  // 12: disperser.v2.Disperser.GetBlobStatus:output_type -> disperser.v2.BlobStatusReply
-	6,  // 13: disperser.v2.Disperser.GetBlobCommitment:output_type -> disperser.v2.BlobCommitmentReply
-	11, // [11:14] is the sub-list for method output_type
-	8,  // [8:11] is the sub-list for method input_type
-	8,  // [8:8] is the sub-list for extension type_name
-	8,  // [8:8] is the sub-list for extension extendee
-	0,  // [0:8] is the sub-list for field type_name
+	7,  // 3: disperser.v2.BlobStatusReply.signed_batch:type_name -> disperser.v2.SignedBatch
+	8,  // 4: disperser.v2.BlobStatusReply.blob_verification_info:type_name -> disperser.v2.BlobVerificationInfo
+	12, // 5: disperser.v2.BlobCommitmentReply.blob_commitment:type_name -> common.BlobCommitment
+	13, // 6: disperser.v2.SignedBatch.header:type_name -> common.v2.BatchHeader
+	9,  // 7: disperser.v2.SignedBatch.non_signer_stakes_and_signature:type_name -> disperser.v2.Attestation
+	14, // 8: disperser.v2.BlobVerificationInfo.blob_certificate:type_name -> common.v2.BlobCertificate
+	10, // 9: disperser.v2.Attestation.nonSignerStakeIndices:type_name -> disperser.v2.NonSignerStakeIndicesForQuorum
+	1,  // 10: disperser.v2.Disperser.DisperseBlob:input_type -> disperser.v2.DisperseBlobRequest
+	3,  // 11: disperser.v2.Disperser.GetBlobStatus:input_type -> disperser.v2.BlobStatusRequest
+	5,  // 12: disperser.v2.Disperser.GetBlobCommitment:input_type -> disperser.v2.BlobCommitmentRequest
+	2,  // 13: disperser.v2.Disperser.DisperseBlob:output_type -> disperser.v2.DisperseBlobReply
+	4,  // 14: disperser.v2.Disperser.GetBlobStatus:output_type -> disperser.v2.BlobStatusReply
+	6,  // 15: disperser.v2.Disperser.GetBlobCommitment:output_type -> disperser.v2.BlobCommitmentReply
+	13, // [13:16] is the sub-list for method output_type
+	10, // [10:13] is the sub-list for method input_type
+	10, // [10:10] is the sub-list for extension type_name
+	10, // [10:10] is the sub-list for extension extendee
+	0,  // [0:10] is the sub-list for field type_name
 }
 
 func init() { file_disperser_v2_disperser_v2_proto_init() }
@@ -862,7 +957,7 @@ func file_disperser_v2_disperser_v2_proto_init() {
 			}
 		}
 		file_disperser_v2_disperser_v2_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SignedCertificate); i {
+			switch v := v.(*SignedBatch); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -874,7 +969,7 @@ func file_disperser_v2_disperser_v2_proto_init() {
 			}
 		}
 		file_disperser_v2_disperser_v2_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Attestation); i {
+			switch v := v.(*BlobVerificationInfo); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -886,6 +981,18 @@ func file_disperser_v2_disperser_v2_proto_init() {
 			}
 		}
 		file_disperser_v2_disperser_v2_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Attestation); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_disperser_v2_disperser_v2_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NonSignerStakeIndicesForQuorum); i {
 			case 0:
 				return &v.state
@@ -904,7 +1011,7 @@ func file_disperser_v2_disperser_v2_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_disperser_v2_disperser_v2_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   9,
+			NumMessages:   10,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/api/grpc/node/v2/node_v2.pb.go b/api/grpc/node/v2/node_v2.pb.go
index 7dcd5ad931..52fcde0144 100644
--- a/api/grpc/node/v2/node_v2.pb.go
+++ b/api/grpc/node/v2/node_v2.pb.go
@@ -10,7 +10,6 @@ import (
 	v2 "github.com/Layr-Labs/eigenda/api/grpc/common/v2"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
-	wrapperspb "google.golang.org/protobuf/types/known/wrapperspb"
 	reflect "reflect"
 	sync "sync"
 )
@@ -27,8 +26,8 @@ type StoreChunksRequest struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// list of blob certificates to process
-	BlobCertificates []*v2.BlobCertificate `protobuf:"bytes,1,rep,name=blob_certificates,json=blobCertificates,proto3" json:"blob_certificates,omitempty"`
+	// batch of blobs to store
+	Batch []*v2.Batch `protobuf:"bytes,1,rep,name=batch,proto3" json:"batch,omitempty"`
 }
 
 func (x *StoreChunksRequest) Reset() {
@@ -63,9 +62,9 @@ func (*StoreChunksRequest) Descriptor() ([]byte, []int) {
 	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{0}
 }
 
-func (x *StoreChunksRequest) GetBlobCertificates() []*v2.BlobCertificate {
+func (x *StoreChunksRequest) GetBatch() []*v2.Batch {
 	if x != nil {
-		return x.BlobCertificates
+		return x.Batch
 	}
 	return nil
 }
@@ -75,7 +74,7 @@ type StoreChunksReply struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Signatures []*wrapperspb.BytesValue `protobuf:"bytes,1,rep,name=signatures,proto3" json:"signatures,omitempty"`
+	Signature []byte `protobuf:"bytes,1,opt,name=signature,proto3" json:"signature,omitempty"`
 }
 
 func (x *StoreChunksReply) Reset() {
@@ -110,9 +109,9 @@ func (*StoreChunksReply) Descriptor() ([]byte, []int) {
 	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{1}
 }
 
-func (x *StoreChunksReply) GetSignatures() []*wrapperspb.BytesValue {
+func (x *StoreChunksReply) GetSignature() []byte {
 	if x != nil {
-		return x.Signatures
+		return x.Signature
 	}
 	return nil
 }
@@ -223,100 +222,6 @@ func (x *GetChunksReply) GetChunks() [][]byte {
 	return nil
 }
 
-type GetBlobCertificateRequest struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	BlobKey []byte `protobuf:"bytes,1,opt,name=blob_key,json=blobKey,proto3" json:"blob_key,omitempty"`
-}
-
-func (x *GetBlobCertificateRequest) Reset() {
-	*x = GetBlobCertificateRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_node_v2_node_v2_proto_msgTypes[4]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GetBlobCertificateRequest) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GetBlobCertificateRequest) ProtoMessage() {}
-
-func (x *GetBlobCertificateRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_node_v2_node_v2_proto_msgTypes[4]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use GetBlobCertificateRequest.ProtoReflect.Descriptor instead.
-func (*GetBlobCertificateRequest) Descriptor() ([]byte, []int) {
-	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{4}
-}
-
-func (x *GetBlobCertificateRequest) GetBlobKey() []byte {
-	if x != nil {
-		return x.BlobKey
-	}
-	return nil
-}
-
-type GetBlobCertificateReply struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	BlobCertificate *v2.BlobCertificate `protobuf:"bytes,1,opt,name=blob_certificate,json=blobCertificate,proto3" json:"blob_certificate,omitempty"`
-}
-
-func (x *GetBlobCertificateReply) Reset() {
-	*x = GetBlobCertificateReply{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_node_v2_node_v2_proto_msgTypes[5]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *GetBlobCertificateReply) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*GetBlobCertificateReply) ProtoMessage() {}
-
-func (x *GetBlobCertificateReply) ProtoReflect() protoreflect.Message {
-	mi := &file_node_v2_node_v2_proto_msgTypes[5]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use GetBlobCertificateReply.ProtoReflect.Descriptor instead.
-func (*GetBlobCertificateReply) Descriptor() ([]byte, []int) {
-	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{5}
-}
-
-func (x *GetBlobCertificateReply) GetBlobCertificate() *v2.BlobCertificate {
-	if x != nil {
-		return x.BlobCertificate
-	}
-	return nil
-}
-
 // Node info request
 type NodeInfoRequest struct {
 	state         protoimpl.MessageState
@@ -327,7 +232,7 @@ type NodeInfoRequest struct {
 func (x *NodeInfoRequest) Reset() {
 	*x = NodeInfoRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_node_v2_node_v2_proto_msgTypes[6]
+		mi := &file_node_v2_node_v2_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -340,7 +245,7 @@ func (x *NodeInfoRequest) String() string {
 func (*NodeInfoRequest) ProtoMessage() {}
 
 func (x *NodeInfoRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_node_v2_node_v2_proto_msgTypes[6]
+	mi := &file_node_v2_node_v2_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -353,7 +258,7 @@ func (x *NodeInfoRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NodeInfoRequest.ProtoReflect.Descriptor instead.
 func (*NodeInfoRequest) Descriptor() ([]byte, []int) {
-	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{6}
+	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{4}
 }
 
 // Node info reply
@@ -372,7 +277,7 @@ type NodeInfoReply struct {
 func (x *NodeInfoReply) Reset() {
 	*x = NodeInfoReply{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_node_v2_node_v2_proto_msgTypes[7]
+		mi := &file_node_v2_node_v2_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -385,7 +290,7 @@ func (x *NodeInfoReply) String() string {
 func (*NodeInfoReply) ProtoMessage() {}
 
 func (x *NodeInfoReply) ProtoReflect() protoreflect.Message {
-	mi := &file_node_v2_node_v2_proto_msgTypes[7]
+	mi := &file_node_v2_node_v2_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -398,7 +303,7 @@ func (x *NodeInfoReply) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use NodeInfoReply.ProtoReflect.Descriptor instead.
 func (*NodeInfoReply) Descriptor() ([]byte, []int) {
-	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{7}
+	return file_node_v2_node_v2_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *NodeInfoReply) GetSemver() string {
@@ -441,75 +346,54 @@ var File_node_v2_node_v2_proto protoreflect.FileDescriptor
 var file_node_v2_node_v2_proto_rawDesc = []byte{
 	0x0a, 0x15, 0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x76, 0x32, 0x2f, 0x6e, 0x6f, 0x64, 0x65, 0x5f, 0x76,
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-	0x6f, 0x12, 0x18, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x4e, 0x6f, 0x64, 0x65,
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-	0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65,
-	0x70, 0x6c, 0x79, 0x22, 0x00, 0x42, 0x2f, 0x5a, 0x2d, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e,
-	0x63, 0x6f, 0x6d, 0x2f, 0x4c, 0x61, 0x79, 0x72, 0x2d, 0x4c, 0x61, 0x62, 0x73, 0x2f, 0x65, 0x69,
-	0x67, 0x65, 0x6e, 0x64, 0x61, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x6e,
-	0x6f, 0x64, 0x65, 0x2f, 0x76, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x18, 0x01, 0x20, 0x03, 0x28, 0x0c, 0x52, 0x06, 0x63, 0x68, 0x75, 0x6e, 0x6b, 0x73, 0x22, 0x11,
+	0x0a, 0x0f, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
+	0x74, 0x22, 0x81, 0x01, 0x0a, 0x0d, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65,
+	0x70, 0x6c, 0x79, 0x12, 0x16, 0x0a, 0x06, 0x73, 0x65, 0x6d, 0x76, 0x65, 0x72, 0x18, 0x01, 0x20,
+	0x01, 0x28, 0x09, 0x52, 0x06, 0x73, 0x65, 0x6d, 0x76, 0x65, 0x72, 0x12, 0x12, 0x0a, 0x04, 0x61,
+	0x72, 0x63, 0x68, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x61, 0x72, 0x63, 0x68, 0x12,
+	0x0e, 0x0a, 0x02, 0x6f, 0x73, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x02, 0x6f, 0x73, 0x12,
+	0x17, 0x0a, 0x07, 0x6e, 0x75, 0x6d, 0x5f, 0x63, 0x70, 0x75, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0d,
+	0x52, 0x06, 0x6e, 0x75, 0x6d, 0x43, 0x70, 0x75, 0x12, 0x1b, 0x0a, 0x09, 0x6d, 0x65, 0x6d, 0x5f,
+	0x62, 0x79, 0x74, 0x65, 0x73, 0x18, 0x05, 0x20, 0x01, 0x28, 0x04, 0x52, 0x08, 0x6d, 0x65, 0x6d,
+	0x42, 0x79, 0x74, 0x65, 0x73, 0x32, 0x94, 0x01, 0x0a, 0x09, 0x44, 0x69, 0x73, 0x70, 0x65, 0x72,
+	0x73, 0x61, 0x6c, 0x12, 0x47, 0x0a, 0x0b, 0x53, 0x74, 0x6f, 0x72, 0x65, 0x43, 0x68, 0x75, 0x6e,
+	0x6b, 0x73, 0x12, 0x1b, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x53, 0x74, 0x6f,
+	0x72, 0x65, 0x43, 0x68, 0x75, 0x6e, 0x6b, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a,
+	0x19, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x53, 0x74, 0x6f, 0x72, 0x65, 0x43,
+	0x68, 0x75, 0x6e, 0x6b, 0x73, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x12, 0x3e, 0x0a, 0x08,
+	0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x12, 0x18, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e,
+	0x76, 0x32, 0x2e, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x16, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x4e, 0x6f, 0x64,
+	0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x32, 0x8e, 0x01, 0x0a,
+	0x09, 0x52, 0x65, 0x74, 0x72, 0x69, 0x65, 0x76, 0x61, 0x6c, 0x12, 0x41, 0x0a, 0x09, 0x47, 0x65,
+	0x74, 0x43, 0x68, 0x75, 0x6e, 0x6b, 0x73, 0x12, 0x19, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76,
+	0x32, 0x2e, 0x47, 0x65, 0x74, 0x43, 0x68, 0x75, 0x6e, 0x6b, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x1a, 0x17, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x47, 0x65, 0x74,
+	0x43, 0x68, 0x75, 0x6e, 0x6b, 0x73, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x12, 0x3e, 0x0a,
+	0x08, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x12, 0x18, 0x2e, 0x6e, 0x6f, 0x64, 0x65,
+	0x2e, 0x76, 0x32, 0x2e, 0x4e, 0x6f, 0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x71, 0x75,
+	0x65, 0x73, 0x74, 0x1a, 0x16, 0x2e, 0x6e, 0x6f, 0x64, 0x65, 0x2e, 0x76, 0x32, 0x2e, 0x4e, 0x6f,
+	0x64, 0x65, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x42, 0x2f, 0x5a,
+	0x2d, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x4c, 0x61, 0x79, 0x72,
+	0x2d, 0x4c, 0x61, 0x62, 0x73, 0x2f, 0x65, 0x69, 0x67, 0x65, 0x6e, 0x64, 0x61, 0x2f, 0x61, 0x70,
+	0x69, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x76, 0x32, 0x62, 0x06,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -524,38 +408,31 @@ func file_node_v2_node_v2_proto_rawDescGZIP() []byte {
 	return file_node_v2_node_v2_proto_rawDescData
 }
 
-var file_node_v2_node_v2_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
+var file_node_v2_node_v2_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_node_v2_node_v2_proto_goTypes = []interface{}{
-	(*StoreChunksRequest)(nil),        // 0: node.v2.StoreChunksRequest
-	(*StoreChunksReply)(nil),          // 1: node.v2.StoreChunksReply
-	(*GetChunksRequest)(nil),          // 2: node.v2.GetChunksRequest
-	(*GetChunksReply)(nil),            // 3: node.v2.GetChunksReply
-	(*GetBlobCertificateRequest)(nil), // 4: node.v2.GetBlobCertificateRequest
-	(*GetBlobCertificateReply)(nil),   // 5: node.v2.GetBlobCertificateReply
-	(*NodeInfoRequest)(nil),           // 6: node.v2.NodeInfoRequest
-	(*NodeInfoReply)(nil),             // 7: node.v2.NodeInfoReply
-	(*v2.BlobCertificate)(nil),        // 8: common.v2.BlobCertificate
-	(*wrapperspb.BytesValue)(nil),     // 9: google.protobuf.BytesValue
+	(*StoreChunksRequest)(nil), // 0: node.v2.StoreChunksRequest
+	(*StoreChunksReply)(nil),   // 1: node.v2.StoreChunksReply
+	(*GetChunksRequest)(nil),   // 2: node.v2.GetChunksRequest
+	(*GetChunksReply)(nil),     // 3: node.v2.GetChunksReply
+	(*NodeInfoRequest)(nil),    // 4: node.v2.NodeInfoRequest
+	(*NodeInfoReply)(nil),      // 5: node.v2.NodeInfoReply
+	(*v2.Batch)(nil),           // 6: common.v2.Batch
 }
 var file_node_v2_node_v2_proto_depIdxs = []int32{
-	8, // 0: node.v2.StoreChunksRequest.blob_certificates:type_name -> common.v2.BlobCertificate
-	9, // 1: node.v2.StoreChunksReply.signatures:type_name -> google.protobuf.BytesValue
-	8, // 2: node.v2.GetBlobCertificateReply.blob_certificate:type_name -> common.v2.BlobCertificate
-	0, // 3: node.v2.Dispersal.StoreChunks:input_type -> node.v2.StoreChunksRequest
-	6, // 4: node.v2.Dispersal.NodeInfo:input_type -> node.v2.NodeInfoRequest
-	2, // 5: node.v2.Retrieval.GetChunks:input_type -> node.v2.GetChunksRequest
-	4, // 6: node.v2.Retrieval.GetBlobCertificate:input_type -> node.v2.GetBlobCertificateRequest
-	6, // 7: node.v2.Retrieval.NodeInfo:input_type -> node.v2.NodeInfoRequest
-	1, // 8: node.v2.Dispersal.StoreChunks:output_type -> node.v2.StoreChunksReply
-	7, // 9: node.v2.Dispersal.NodeInfo:output_type -> node.v2.NodeInfoReply
-	3, // 10: node.v2.Retrieval.GetChunks:output_type -> node.v2.GetChunksReply
-	5, // 11: node.v2.Retrieval.GetBlobCertificate:output_type -> node.v2.GetBlobCertificateReply
-	7, // 12: node.v2.Retrieval.NodeInfo:output_type -> node.v2.NodeInfoReply
-	8, // [8:13] is the sub-list for method output_type
-	3, // [3:8] is the sub-list for method input_type
-	3, // [3:3] is the sub-list for extension type_name
-	3, // [3:3] is the sub-list for extension extendee
-	0, // [0:3] is the sub-list for field type_name
+	6, // 0: node.v2.StoreChunksRequest.batch:type_name -> common.v2.Batch
+	0, // 1: node.v2.Dispersal.StoreChunks:input_type -> node.v2.StoreChunksRequest
+	4, // 2: node.v2.Dispersal.NodeInfo:input_type -> node.v2.NodeInfoRequest
+	2, // 3: node.v2.Retrieval.GetChunks:input_type -> node.v2.GetChunksRequest
+	4, // 4: node.v2.Retrieval.NodeInfo:input_type -> node.v2.NodeInfoRequest
+	1, // 5: node.v2.Dispersal.StoreChunks:output_type -> node.v2.StoreChunksReply
+	5, // 6: node.v2.Dispersal.NodeInfo:output_type -> node.v2.NodeInfoReply
+	3, // 7: node.v2.Retrieval.GetChunks:output_type -> node.v2.GetChunksReply
+	5, // 8: node.v2.Retrieval.NodeInfo:output_type -> node.v2.NodeInfoReply
+	5, // [5:9] is the sub-list for method output_type
+	1, // [1:5] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_node_v2_node_v2_proto_init() }
@@ -613,30 +490,6 @@ func file_node_v2_node_v2_proto_init() {
 			}
 		}
 		file_node_v2_node_v2_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetBlobCertificateRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_node_v2_node_v2_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetBlobCertificateReply); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_node_v2_node_v2_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NodeInfoRequest); i {
 			case 0:
 				return &v.state
@@ -648,7 +501,7 @@ func file_node_v2_node_v2_proto_init() {
 				return nil
 			}
 		}
-		file_node_v2_node_v2_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+		file_node_v2_node_v2_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NodeInfoReply); i {
 			case 0:
 				return &v.state
@@ -667,7 +520,7 @@ func file_node_v2_node_v2_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_node_v2_node_v2_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   8,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   2,
 		},
diff --git a/api/grpc/node/v2/node_v2_grpc.pb.go b/api/grpc/node/v2/node_v2_grpc.pb.go
index d356d3a0d8..3fbfba1869 100644
--- a/api/grpc/node/v2/node_v2_grpc.pb.go
+++ b/api/grpc/node/v2/node_v2_grpc.pb.go
@@ -146,9 +146,8 @@ var Dispersal_ServiceDesc = grpc.ServiceDesc{
 }
 
 const (
-	Retrieval_GetChunks_FullMethodName          = "/node.v2.Retrieval/GetChunks"
-	Retrieval_GetBlobCertificate_FullMethodName = "/node.v2.Retrieval/GetBlobCertificate"
-	Retrieval_NodeInfo_FullMethodName           = "/node.v2.Retrieval/NodeInfo"
+	Retrieval_GetChunks_FullMethodName = "/node.v2.Retrieval/GetChunks"
+	Retrieval_NodeInfo_FullMethodName  = "/node.v2.Retrieval/NodeInfo"
 )
 
 // RetrievalClient is the client API for Retrieval service.
@@ -157,8 +156,6 @@ const (
 type RetrievalClient interface {
 	// GetChunks retrieves the chunks for a blob custodied at the Node.
 	GetChunks(ctx context.Context, in *GetChunksRequest, opts ...grpc.CallOption) (*GetChunksReply, error)
-	// GetBlobHeader is similar to GetChunks, this just returns the header of the blob.
-	GetBlobCertificate(ctx context.Context, in *GetBlobCertificateRequest, opts ...grpc.CallOption) (*GetBlobCertificateReply, error)
 	// Retrieve node info metadata
 	NodeInfo(ctx context.Context, in *NodeInfoRequest, opts ...grpc.CallOption) (*NodeInfoReply, error)
 }
@@ -180,15 +177,6 @@ func (c *retrievalClient) GetChunks(ctx context.Context, in *GetChunksRequest, o
 	return out, nil
 }
 
-func (c *retrievalClient) GetBlobCertificate(ctx context.Context, in *GetBlobCertificateRequest, opts ...grpc.CallOption) (*GetBlobCertificateReply, error) {
-	out := new(GetBlobCertificateReply)
-	err := c.cc.Invoke(ctx, Retrieval_GetBlobCertificate_FullMethodName, in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
 func (c *retrievalClient) NodeInfo(ctx context.Context, in *NodeInfoRequest, opts ...grpc.CallOption) (*NodeInfoReply, error) {
 	out := new(NodeInfoReply)
 	err := c.cc.Invoke(ctx, Retrieval_NodeInfo_FullMethodName, in, out, opts...)
@@ -204,8 +192,6 @@ func (c *retrievalClient) NodeInfo(ctx context.Context, in *NodeInfoRequest, opt
 type RetrievalServer interface {
 	// GetChunks retrieves the chunks for a blob custodied at the Node.
 	GetChunks(context.Context, *GetChunksRequest) (*GetChunksReply, error)
-	// GetBlobHeader is similar to GetChunks, this just returns the header of the blob.
-	GetBlobCertificate(context.Context, *GetBlobCertificateRequest) (*GetBlobCertificateReply, error)
 	// Retrieve node info metadata
 	NodeInfo(context.Context, *NodeInfoRequest) (*NodeInfoReply, error)
 	mustEmbedUnimplementedRetrievalServer()
@@ -218,9 +204,6 @@ type UnimplementedRetrievalServer struct {
 func (UnimplementedRetrievalServer) GetChunks(context.Context, *GetChunksRequest) (*GetChunksReply, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetChunks not implemented")
 }
-func (UnimplementedRetrievalServer) GetBlobCertificate(context.Context, *GetBlobCertificateRequest) (*GetBlobCertificateReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetBlobCertificate not implemented")
-}
 func (UnimplementedRetrievalServer) NodeInfo(context.Context, *NodeInfoRequest) (*NodeInfoReply, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method NodeInfo not implemented")
 }
@@ -255,24 +238,6 @@ func _Retrieval_GetChunks_Handler(srv interface{}, ctx context.Context, dec func
 	return interceptor(ctx, in, info, handler)
 }
 
-func _Retrieval_GetBlobCertificate_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(GetBlobCertificateRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(RetrievalServer).GetBlobCertificate(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: Retrieval_GetBlobCertificate_FullMethodName,
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(RetrievalServer).GetBlobCertificate(ctx, req.(*GetBlobCertificateRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
 func _Retrieval_NodeInfo_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(NodeInfoRequest)
 	if err := dec(in); err != nil {
@@ -302,10 +267,6 @@ var Retrieval_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetChunks",
 			Handler:    _Retrieval_GetChunks_Handler,
 		},
-		{
-			MethodName: "GetBlobCertificate",
-			Handler:    _Retrieval_GetBlobCertificate_Handler,
-		},
 		{
 			MethodName: "NodeInfo",
 			Handler:    _Retrieval_NodeInfo_Handler,
diff --git a/api/proto/common/v2/common.proto b/api/proto/common/v2/common.proto
index 42a7ed559b..0783a33317 100644
--- a/api/proto/common/v2/common.proto
+++ b/api/proto/common/v2/common.proto
@@ -5,19 +5,35 @@ option go_package = "github.com/Layr-Labs/eigenda/api/grpc/common/v2";
 
 
 message BlobHeader {
-	// Blob version
-	uint32 version = 1;
-	repeated uint32 quorum_numbers = 2;
-	common.BlobCommitment commitment = 3;
-	common.PaymentHeader payment_header = 4;
+  // Blob version
+  uint32 version = 1;
+  repeated uint32 quorum_numbers = 2;
+  common.BlobCommitment commitment = 3;
+  common.PaymentHeader payment_header = 4;
 
-	// signature over keccak hash of the blob_header that can be verified by blob_header.account_id
-	bytes signature = 5;
+  // signature over keccak hash of the blob_header that can be verified by blob_header.account_id
+  bytes signature = 5;
 }
 
 // BlobCertificate is what gets attested by the network
 message BlobCertificate {
-	BlobHeader blob_header = 1;
-	uint32 reference_block_number = 2;
-	repeated uint32 relays = 3;
+  BlobHeader blob_header = 1;
+  uint32 reference_block_number = 2;
+  repeated uint32 relays = 3;
+}
+
+// BatchHeader is the header of a batch of blobs
+message BatchHeader {
+  // batch_root is the root of the merkle tree of the hashes of blob certificates in the batch
+  bytes batch_root = 1;
+  // reference_block_number is the block number that the state of the batch is based on for attestation
+  uint32 reference_block_number = 2;
+}
+
+// Batch is a batch of blob certificates
+message Batch {
+  // header contains metadata about the batch
+  BatchHeader header = 1;
+  // blob_certificates is the list of blob certificates in the batch
+  repeated BlobCertificate blob_certificates = 2;
 }
diff --git a/api/proto/disperser/v2/disperser_v2.proto b/api/proto/disperser/v2/disperser_v2.proto
index 6bf0cf9b0c..a835e7c1ab 100644
--- a/api/proto/disperser/v2/disperser_v2.proto
+++ b/api/proto/disperser/v2/disperser_v2.proto
@@ -8,58 +8,59 @@ option go_package = "github.com/Layr-Labs/eigenda/api/grpc/disperser/v2";
 
 // Disperser defines the public APIs for dispersing blobs.
 service Disperser {
-	// DisperseBlob accepts blob to disperse from clients.
-	// This executes the dispersal asynchronously, i.e. it returns once the request
-	// is accepted. The client could use GetBlobStatus() API to poll the the
-	// processing status of the blob.
-	rpc DisperseBlob(DisperseBlobRequest) returns (DisperseBlobReply) {}
-
-	// GetBlobStatus is meant to be polled for the blob status.
-	rpc GetBlobStatus(BlobStatusRequest) returns (BlobStatusReply) {}
-	
-	// GetBlobCommitment is a utility method that calculates commitment for a blob payload.
-	rpc GetBlobCommitment(BlobCommitmentRequest) returns (BlobCommitmentReply) {}
+  // DisperseBlob accepts blob to disperse from clients.
+  // This executes the dispersal asynchronously, i.e. it returns once the request
+  // is accepted. The client could use GetBlobStatus() API to poll the the
+  // processing status of the blob.
+  rpc DisperseBlob(DisperseBlobRequest) returns (DisperseBlobReply) {}
+
+  // GetBlobStatus is meant to be polled for the blob status.
+  rpc GetBlobStatus(BlobStatusRequest) returns (BlobStatusReply) {}
+  
+  // GetBlobCommitment is a utility method that calculates commitment for a blob payload.
+  rpc GetBlobCommitment(BlobCommitmentRequest) returns (BlobCommitmentReply) {}
 }
 
 // Requests and Replys
 
 message DisperseBlobRequest {
-	// The data to be dispersed.
-	// The size of data must be <= 16MiB. Every 32 bytes of data is interpreted as an integer in big endian format
-	// where the lower address has more significant bits. The integer must stay in the valid range to be interpreted
-	// as a field element on the bn254 curve. The valid range is
-	// 0 <= x < 21888242871839275222246405745257275088548364400416034343698204186575808495617
-	// If any one of the 32 bytes elements is outside the range, the whole request is deemed as invalid, and rejected.
-	bytes data = 1;
-	common.v2.BlobHeader blob_header = 2;
+  // The data to be dispersed.
+  // The size of data must be <= 16MiB. Every 32 bytes of data is interpreted as an integer in big endian format
+  // where the lower address has more significant bits. The integer must stay in the valid range to be interpreted
+  // as a field element on the bn254 curve. The valid range is
+  // 0 <= x < 21888242871839275222246405745257275088548364400416034343698204186575808495617
+  // If any one of the 32 bytes elements is outside the range, the whole request is deemed as invalid, and rejected.
+  bytes data = 1;
+  common.v2.BlobHeader blob_header = 2;
 }
 
 message DisperseBlobReply {
-	// The status of the blob associated with the blob key.
-	BlobStatus result = 1;
-	bytes blob_key = 2;
+  // The status of the blob associated with the blob key.
+  BlobStatus result = 1;
+  bytes blob_key = 2;
 }
 
 // BlobStatusRequest is used to query the status of a blob.
 message BlobStatusRequest {
-	bytes blob_key = 1;
+  bytes blob_key = 1;
 }
 
 message BlobStatusReply {
-	// The status of the blob.
-	BlobStatus status = 1;
-	// The signed blob certificate
-	SignedCertificate signed_certificate = 2;
+  // The status of the blob.
+  BlobStatus status = 1;
+  // The signed batch
+  SignedBatch signed_batch = 2;
+	BlobVerificationInfo blob_verification_info = 3;
 }
 
 // Utility method used to generate the commitment of blob given its data.
 // This can be used to construct BlobHeader.commitment
 message BlobCommitmentRequest {
-	bytes data = 1;
+  bytes data = 1;
 }
 
 message BlobCommitmentReply {
-	common.BlobCommitment blob_commitment = 1;
+  common.BlobCommitment blob_commitment = 1;
 }
 
 // Data Types
@@ -75,31 +76,43 @@ message BlobCommitmentReply {
 // - FAILED
 // - INSUFFICIENT_SIGNATURES
 enum BlobStatus {
-	UNKNOWN = 0;
+  UNKNOWN = 0;
 
-	// QUEUED means that the blob has been queued by the disperser for processing
-	QUEUED = 1;
+  // QUEUED means that the blob has been queued by the disperser for processing
+  QUEUED = 1;
 
-	// ENCODED means that the blob has been encoded and is ready to be dispersed to DA Nodes
-	ENCODED = 2;
+  // ENCODED means that the blob has been encoded and is ready to be dispersed to DA Nodes
+  ENCODED = 2;
 
-	// CERTIFIED means the blob has been dispersed and attested by the DA nodes
-	CERTIFIED = 3;
+  // CERTIFIED means the blob has been dispersed and attested by the DA nodes
+  CERTIFIED = 3;
 
-	// FAILED means that the blob has failed permanently (for reasons other than insufficient
-	// signatures, which is a separate state)
-	FAILED = 4;
+  // FAILED means that the blob has failed permanently (for reasons other than insufficient
+  // signatures, which is a separate state)
+  FAILED = 4;
 
-	// INSUFFICIENT_SIGNATURES means that the confirmation threshold for the blob was not met
-	// for at least one quorum.
-	INSUFFICIENT_SIGNATURES = 5;
+  // INSUFFICIENT_SIGNATURES means that the confirmation threshold for the blob was not met
+  // for at least one quorum.
+  INSUFFICIENT_SIGNATURES = 5;
 }
 
-message SignedCertificate {
-	common.v2.BlobCertificate blob_certificate = 1;
+// SignedBatch is a batch of blobs with a signature.
+message SignedBatch {
+  // header contains metadata about the batch
+  common.v2.BatchHeader header = 1;
+  // attestation on the batch
   Attestation non_signer_stakes_and_signature = 2;
 }
 
+// BlobVerificationInfo is the information needed to verify the inclusion of a blob in a batch.
+message BlobVerificationInfo {
+  common.v2.BlobCertificate blob_certificate = 1;
+  // blob_index is the index of the blob in the batch
+  uint32 blob_index = 2;
+  // inclusion_proof is the inclusion proof of the blob in the batch
+  bytes inclusion_proof = 3;
+}
+
 message Attestation {
   repeated uint32 nonSignerQuorumBitmapIndices = 1;
   repeated bytes nonSignerPubkeys = 2;
diff --git a/api/proto/node/v2/node_v2.proto b/api/proto/node/v2/node_v2.proto
index 1e31acb9ee..ed6b9051c4 100644
--- a/api/proto/node/v2/node_v2.proto
+++ b/api/proto/node/v2/node_v2.proto
@@ -1,6 +1,5 @@
 syntax = "proto3";
 package node.v2;
-import "google/protobuf/wrappers.proto";
 import "common/v2/common.proto";
 option go_package = "github.com/Layr-Labs/eigenda/api/grpc/node/v2";
 
@@ -9,49 +8,39 @@ option go_package = "github.com/Layr-Labs/eigenda/api/grpc/node/v2";
 
 // WARNING: the following RPCs are experimental and subject to change.
 service Dispersal {
-	rpc StoreChunks(StoreChunksRequest) returns (StoreChunksReply) {}
-	rpc NodeInfo(NodeInfoRequest) returns (NodeInfoReply) {}
+  rpc StoreChunks(StoreChunksRequest) returns (StoreChunksReply) {}
+  rpc NodeInfo(NodeInfoRequest) returns (NodeInfoReply) {}
 }
 
 service Retrieval {
-	// GetChunks retrieves the chunks for a blob custodied at the Node.
-	rpc GetChunks(GetChunksRequest) returns (GetChunksReply) {}
-	// GetBlobHeader is similar to GetChunks, this just returns the header of the blob.
-	rpc GetBlobCertificate(GetBlobCertificateRequest) returns (GetBlobCertificateReply) {}
-	// Retrieve node info metadata
-	rpc NodeInfo(NodeInfoRequest) returns (NodeInfoReply) {}
+  // GetChunks retrieves the chunks for a blob custodied at the Node.
+  rpc GetChunks(GetChunksRequest) returns (GetChunksReply) {}
+  // Retrieve node info metadata
+  rpc NodeInfo(NodeInfoRequest) returns (NodeInfoReply) {}
 }
 
 // Requests and replies
 
 message StoreChunksRequest {
-	// list of blob certificates to process
-	repeated common.v2.BlobCertificate blob_certificates = 1;
+  // batch of blobs to store
+  repeated common.v2.Batch batch = 1;
 }
 
 message StoreChunksReply {
-	repeated google.protobuf.BytesValue signatures = 1;
+  bytes signature = 1;
 }
 
 message GetChunksRequest {
-	bytes blob_key = 1;
-	// Which quorum of the blob to retrieve for (note: a blob can have multiple
-	// quorums and the chunks for different quorums at a Node can be different).
-	// The ID must be in range [0, 254].
-	uint32 quorum_id = 2;
+  bytes blob_key = 1;
+  // Which quorum of the blob to retrieve for (note: a blob can have multiple
+  // quorums and the chunks for different quorums at a Node can be different).
+  // The ID must be in range [0, 254].
+  uint32 quorum_id = 2;
 }
 
 message GetChunksReply {
-	// All chunks the Node is storing for the requested blob per RetrieveChunksRequest.
-	repeated bytes chunks = 1;
-}
-
-message GetBlobCertificateRequest {
-	bytes blob_key = 1;
-}
-
-message GetBlobCertificateReply {
-	common.v2.BlobCertificate blob_certificate = 1;
+  // All chunks the Node is storing for the requested blob per RetrieveChunksRequest.
+  repeated bytes chunks = 1;
 }
 
 // Node info request
@@ -60,9 +49,9 @@ message NodeInfoRequest {
 
 // Node info reply
 message NodeInfoReply {
-	string semver = 1;
-	string arch = 2;
-	string os = 3;
-	uint32 num_cpu = 4;
-	uint64 mem_bytes = 5;
+  string semver = 1;
+  string arch = 2;
+  string os = 3;
+  uint32 num_cpu = 4;
+  uint64 mem_bytes = 5;
 }